Fax Form 8857 (innocent spouse relief) to the IRS
Fax Form 8857 to the IRS at 855-233-8558, or mail it to the IRS in Covington, Kentucky.
| Who | Fax number |
|---|---|
| Requests for innocent spouse relief (Form 8857) | 855-233-8558 |
Checked against Instructions for Form 8857 (Rev. June 2021), IRS.gov on October 12, 2026.